77764940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2543}}^1$

素因数の和:2702

約数の個数: 48

約数和(自身を含む): 179504640

約数和(自身を除く): 101739700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1390, 1529, 2543, 2780, 3058, 5086, 6116, 7645, 10172, 12715, 15290, 25430, 27973, 30580, 50860, 55946, 111892, 139865, 279730, 353477, 559460, 706954, 1413908, 1767385, 3534770, 3888247, 7069540, 7776494, 15552988, 19441235, 38882470, 77764940]

約数ペア:

[(1, 77764940), (2, 38882470), (4, 19441235), (5, 15552988), (10, 7776494), (11, 7069540), (20, 3888247), (22, 3534770), (44, 1767385), (55, 1413908), (110, 706954), (139, 559460), (220, 353477), (278, 279730), (556, 139865), (695, 111892), (1390, 55946), (1529, 50860), (2543, 30580), (2780, 27973), (3058, 25430), (5086, 15290), (6116, 12715), (7645, 10172)]